Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A method for casting a styrenic fluoropolymer film on a substrate comprising the steps of: preparing a polymer solution by dissolving the fluoropolymer in a solvent or solvent blend whose Hansen solubility parameters (HSPs, MPa 1/2 ) satisfy the following relations: |SP b −SP p |<5, |SP b −SP s |<4, |SP b(H) −SP p(H) |<7, and 2<|SP b(H) −SP s(H) |<10, wherein SP b , SP p , SP s are the total Hansen solubility parameters of solvent/solvent blend, fluoropolymer, and substrate, respectively; SP b(H) , SP p(H) , and, SP s(H) are the hydrogen-bond Hansen solubility parameters of solvent/solvent blend, fluoropolymer, and substrate, respectively; wherein the fluoropolymer comprises a moiety of: wherein R 1 , R 2 , and R 3 are each independently hydrogen atoms, alkyl groups, substituted alkyl groups, or halogens, wherein at least one of R 1 , R 2 , and R 3 is a fluorine atom, and wherein R is each independently a substituent on the styrenic ring, n is an integer from 0 to 5 representing the number of the substituents on the styrenic ring; and casting the polymer solution on a substrate.
A method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be any substituent on the styrenic ring, and there can be up to 5 substituents. After creating the solution, it's applied (cast) onto the substrate.
2. The method of claim 1 , wherein the Hansen solubility parameter relations are: |SP b −SP p |<4, |SP b −SP s |<3, |SP b(H) −SP p(H) |<6, and 3<|SP b(H) −SP s(H) |<8.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<4, |SPb−SPs|<3, |SPb(H)−SPp(H)|<6, and 3<|SPb(H)−SPs(H)|<8. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be any substituent on the styrenic ring, and there can be up to 5 substituents. After creating the solution, it's applied (cast) onto the substrate. This is a refinement of claim 1, using more stringent HSP ranges.
3. The method of claim 1 , wherein the Hansen solubility parameter relations are: |SP b −SP p |<3, |SP b −SP s |<2, |SP b(H) −SP p(H) |<5, and 4<|SP b(H) −SP s(H) |<7.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<3, |SPb−SPs|<2, |SPb(H)−SPp(H)|<5, and 4<|SPb(H)−SPs(H)|<7. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be any substituent on the styrenic ring, and there can be up to 5 substituents. After creating the solution, it's applied (cast) onto the substrate. This is a refinement of claim 1, using even more stringent HSP ranges.
4. The method of claim 1 , wherein the substituent R on the styrenic ring is selected from the group comprising alkyl, substituted alkyl, halogen, hydroxyl, carboxyl, nitro, alkoxy, amino, sulfonate, phosphate, acyl, acyloxy, phenyl, alkoxycarbonyl, and cyano.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be alkyl, substituted alkyl, halogen, hydroxyl, carboxyl, nitro, alkoxy, amino, sulfonate, phosphate, acyl, acyloxy, phenyl, alkoxycarbonyl, or cyano. There can be up to 5 substituents. After creating the solution, it's applied (cast) onto the substrate. This claim specifies the possible chemical groups of the 'R' substituent.
5. The method of claim 1 , wherein the styrenic fluoropolymer is poly(α,β,β-trifluorostyrene) (PTFS).
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. PTFS is the fluoropolymer used. After creating the solution, it's applied (cast) onto the substrate. This claim specifies the fluoropolymer as PTFS.
6. The method of claim 1 , wherein the styrenic fluoropolymer is poly(α,β,β-trifluorostyrene) (PTFS) and the Hansen solubility parameter of the solvent/solvent blend satisfies 17.5<SP b <19.5.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend where the Hansen solubility parameter of the solvent blend (SPb) is between 17.5 and 19.5. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. PTFS is the fluoropolymer used. After creating the solution, it's applied (cast) onto the substrate. This claim specifies the fluoropolymer and a range for the solvent blend's HSP.
7. The method of claim 1 , wherein the styrenic fluoropolymer is PTFS, the substrate is triacetylcellulose (TAC) or cyclic olefin polymer (COP), and the solvent or solvent blend is one or more selected from the group comprising methyl isopropyl ketone (MIPK), acetone, methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), cyclohexanone, methylene chloride (MeCl 2 ), chloroform, methyl acetate, ethyl acetate, n-butyl acetate, propylene glycol methyl ether acetate (PGMEA), ethylene glycol butyl ether acetate, toluene, cyclopentanone, 1,4-dioxane, acetophenone, chlorobenzene, nitrobenzene, N-methyl-2-pyrrolidone, and N,N-dimethylformamide.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend. The Hansen solubility parameters (HSPs) meet the criteria: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The substrate is triacetylcellulose (TAC) or cyclic olefin polymer (COP). The solvent is selected from methyl isopropyl ketone (MIPK), acetone, methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), cyclohexanone, methylene chloride (MeCl2), chloroform, methyl acetate, ethyl acetate, n-butyl acetate, propylene glycol methyl ether acetate (PGMEA), ethylene glycol butyl ether acetate, toluene, cyclopentanone, 1,4-dioxane, acetophenone, chlorobenzene, nitrobenzene, N-methyl-2-pyrrolidone, and N,N-dimethylformamide. The solution is cast on the substrate.
8. The method of claim 1 , wherein the styrenic fluoropolymer is PTFS, the substrate is TAC, and the solvent or solvent blend is chosen from the group comprising PGMEA, MIPK, toluene, blend of PGMEA and ethyl acetate, blend of MEK and toluene, blend of MIPK and toluene, and blend of MeCl 2 and MIPK.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend. The Hansen solubility parameters (HSPs) meet the criteria: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The substrate is triacetylcellulose (TAC). The solvent is selected from PGMEA, MIPK, toluene, a blend of PGMEA and ethyl acetate, a blend of MEK and toluene, a blend of MIPK and toluene, and a blend of MeCl2 and MIPK. The solution is cast on the substrate.
9. The method of claim 1 , wherein the styrenic fluoropolymer is PTFS, the substrate is TAC, and the solvent or solvent blend is chosen from the group comprising PGMEA, MIPK, toluene, PGMEA/ethyl acetate (50/50), MEK/toluene (70/30), MIPK/toluene (70/30), and MIPK/MeCl 2 (70/30) by weight.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend. The Hansen solubility parameters (HSPs) meet the criteria: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The substrate is triacetylcellulose (TAC). The solvent is selected from PGMEA, MIPK, toluene, PGMEA/ethyl acetate (50/50), MEK/toluene (70/30), MIPK/toluene (70/30), and MIPK/MeCl2 (70/30) by weight. The solution is cast on the substrate.
10. The method of claim 1 , wherein the styrenic fluoropolymer is PTFS, the substrate is COP, and the solvent or solvent blend is chosen from the group comprising cyclopentanone, blend of acetone and MIBK, blend of MEK and MIBK, blend of cyclopentanone and toluene, blend of cyclopentanone and MeCl 2 , and blend of MIPK/toluene.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend. The Hansen solubility parameters (HSPs) meet the criteria: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The substrate is cyclic olefin polymer (COP). The solvent is selected from cyclopentanone, a blend of acetone and MIBK, a blend of MEK and MIBK, a blend of cyclopentanone and toluene, a blend of cyclopentanone and MeCl2, and a blend of MIPK/toluene. The solution is cast on the substrate.
11. The method of claim 1 , wherein the styrenic fluoropolymer is PTFS, the substrate is COP, and the solvent blend is acetone/MIBK (60/40) or MIPK/toluene (70/30) by weight.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend. The Hansen solubility parameters (HSPs) meet the criteria: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The substrate is cyclic olefin polymer (COP). The solvent blend is acetone/MIBK (60/40) or MIPK/toluene (70/30) by weight. The solution is cast on the substrate.
12. The method of claim 1 , wherein the method further comprises: treating the surface of the substrate before the polymer solution is cast.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be any substituent on the styrenic ring, and there can be up to 5 substituents. Before casting the polymer solution on a substrate, the surface of the substrate is treated.
13. The method of claim 12 , wherein the surface of the substrate is treated using a corona treatment.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be any substituent on the styrenic ring, and there can be up to 5 substituents. Before casting the polymer solution on a substrate, the surface of the substrate is treated using a corona treatment.
14. The method of claim 1 , wherein the polymer solution further comprises an adhesion promoter selected from the group comprising chlorinated polyolefin, non-chlorinated polyolefin, rosin, and aminosilane.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving a fluoropolymer in a solvent or solvent blend. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The fluoropolymer contains a specific chemical structure where at least one of R1, R2, and R3 is fluorine. R can be any substituent on the styrenic ring, and there can be up to 5 substituents. The polymer solution also contains an adhesion promoter, which is chlorinated polyolefin, non-chlorinated polyolefin, rosin, or aminosilane. The solution is then cast on the substrate.
15. The method of claim 1 , wherein the styrenic fluoropolymer is poly(α,β,β-trifluorostyrene) (PTFS), wherein the Hansen solubility parameter of the solvent/solvent blend satisfies 17.5<SP b <19.5, wherein the substrate is TAC or COP, and the solvent or solvent blend is one or more selected from the group comprising methyl isopropyl ketone (MIPK), acetone, methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), cyclohexanone, methylene chloride (MeCl 2 ), chloroform, methyl acetate, ethyl acetate, n-butyl acetate, propylene glycol methyl ether acetate (PGMEA), ethylene glycol butyl ether acetate, toluene, cyclopentanone, 1,4-dioxane, acetophenone, chlorobenzene, nitrobenzene, N-methyl-2-pyrrolidone, and N,N-dimethylformamide.
The method for creating a styrenic fluoropolymer film on a substrate involves dissolving poly(α,β,β-trifluorostyrene) (PTFS) in a solvent or solvent blend where the Hansen solubility parameter of the solvent blend (SPb) is between 17.5 and 19.5. The solvent is selected to have Hansen solubility parameters (HSPs) that meet specific criteria related to the fluoropolymer and substrate: |SPb−SPp|<5, |SPb−SPs|<4, |SPb(H)−SPp(H)|<7, and 2<|SPb(H)−SPs(H)|<10. SPb, SPp, and SPs represent the total HSPs of the solvent blend, fluoropolymer, and substrate, respectively. SPb(H), SPp(H), and SPs(H) represent the hydrogen-bond HSPs. The substrate is TAC or COP. The solvent is selected from methyl isopropyl ketone (MIPK), acetone, methyl ethyl ketone (MEK), methyl isobutyl ketone (MIBK), cyclohexanone, methylene chloride (MeCl2), chloroform, methyl acetate, ethyl acetate, n-butyl acetate, propylene glycol methyl ether acetate (PGMEA), ethylene glycol butyl ether acetate, toluene, cyclopentanone, 1,4-dioxane, acetophenone, chlorobenzene, nitrobenzene, N-methyl-2-pyrrolidone, and N,N-dimethylformamide. The solution is cast on the substrate.
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November 18, 2014
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